Overfill Prevention Sensor Testing DeviceType ME 5 with Coupling Type FP 903and Charging Unit. >

Connect GWG Charge battery!The batteries are weak and shouldbe charged as soon as possible. However, measurements can still be made. You could only charge the device when it is switched-off! Switch on ME 5GWG-Test V ...FAFNIR GmbHSoftware-Version-No. isdisplayed GWG connected? No productrecognitionorSuper unleaded 1 -GWG is notequipped withproductrecognitionDisplay of eachproduct Please switch off!If this message appears, before ameasurement was made, the batteries are too empty so that a proper measurement is impossible. Error! plug defectiveIncorrect product recognition;clean plug and repeat...